LV100-2500 Datasheet, PDF (1/2 Pages) LEM – Voltage Transducer LV 100-2500

Voltage Transducer LV 100-2500
For the electronic measurement of voltages : DC, AC, pulsed...,
with a galvanic isolation between the primary circuit (high voltage)
and the secondary circuit (electronic circuit).
V_PN = 2500 V
Electrical data
V
Primary nominal r.m.s. voltage
PN
V_P Primary voltage, measuring range
I
Primary nominal r.m.s. current
PN
R_M Measuring resistance
with ± 15 V
@ ± 2500 V _max
@ ± 3750 V
max
I_SN
Secondary nominal r.m.s. current
K _N Conversion ratio
V_C Supply voltage (± 5 %)
I_C
Current consumption
V_d
R.m.s. voltage for AC isolation test, 50 Hz, 1 mn
Accuracy - Dynamic performance data
X
Overall Accuracy @ V , T = 25°C
εG
L
Linearity
PN A
I_O
Offset current @ I_P = 0, T_A = 25°C
I
Thermal drift of I
OT
O
0°C .. + 70°C
t_r
Response time @ 90 % of V_{P max}
General data
T
Ambient operating temperature
A
T_S
Ambient storage temperature
N
Turns ratio
P
Total primary power loss
R
Primary resistance @ T = 25°C
1
A
R _S Secondary coil resistance @ T_A = 70°C
m
Mass
Standards ¹⁾
2500
V
0 .. ± 3750
V
4
mA
R_{M min}
R_{M max}
0
170 Ω
0
90
Ω
50
mA
2500 V / 50 mA
± 15
V
10 + I_S
mA
9
kV
± 0.7
%
< 0.1
%
Typ Max
± 0.2 mA
± 0.2 ± 0.3 mA
170
µs
0 .. + 70
°C
- 25 .. + 85
°C
25000 : 2000
10
W
625
kΩ
60
Ω
850
g
EN 50178
Features
•Closed loop (compensated) voltage
transducer using the Hall effect
•Insulated plastic case recognized
according to UL 94-V0
•Primary resistor R ₁ incorporated into
the housing.
Advantages
•Excellent accuracy
•Very good linearity
•Low thermal drift
•High immunity to external
interference.
Applications
•AC variable speed drives and servo
motor drives
•Static converters for DC motor drives
•Uninterruptible Power Supplies
(UPS)
•Power supplies for welding
applications.
Note : ¹⁾ A list of corresponding tests is available
LEM Components
981102/2
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